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PF1 - Differential Pressure Transmitter for HVAC applications
Differential pressure measurement made easy.
The PF1 series is a low-cost, high-precision and stable transmitter for measurement of differential pressure. The devices have an MEMS diaphragm sensor and boast excellent long-term stability.
Features
- High stability and repeatability
- Compact design
- Measurement ranges configurable by jumpers
- Simple mechanical installation
- Excellent value for money
- Ideal for HVAC applications
Versions
- PF132 Analog 3-wire
- PF120 Analog 2-wire
Accuracy at 23 ±5 °C | ±1.5 % full scale measurement range ≤ 50 Pa ±1.0 % full scale measurement range > 50 Pa |
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Parameters | Differential pressure |
Range of application | -10...+50 °C / 0...90 %RH |
Measurement principle | MEMS diaphragm sensor |
Measurement range | -25…+25 Pa / 0…+50 Pa / -50...+50 Pa / 0...+100 Pa / 0...250 / -250...+250 Pa / 0...500 Pa / -500...+500 Pa |
Pressure resistance | ≤ ±100 Pa => 1 kPa ≤ ±500 Pa => 15 kPa |
Burst pressure | ≤ ±100 Pa => 15 kPa ≤ ±500 Pa => 20 kPa |
Pressure connections | Tubing connector Ø 4.0 mm x 10 mm |
Power consumption | PF132 Analog 3-wire: 13…32 V PF120 Analog 2-wire. 10…32 V |
Long-term stability | 0.1 %FS /year |
Display type | LCD, 4 digits (optional) |
Electrical connections | Screw terminals inside, M12 cable gland |
Zero adjustment | By button |
Analog outputs | 1 |
Analog output signal (standard) | PF132: 0...10 V PF120: 4...20 mA |
Fire protection class | Complies UL94-HB |
Housing | ABS |
IP protection rating | IP65 |
Mounting | Wall mounting, any mounting position |
CE / EMC conform | 2014/30/EU |
Storage and transport conditions | -20...+70 °C / 0...90 %RH |
Dimensions | 84 x 66 x 36 mm Incl. steel conduit screw fitting: 105 x 66 x 36 mm |
Weight | 100 g |
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